---> uname -a: Linux prd-centos7-docker-2c-1g-6782.novalocal 3.10.0-1160.76.1.el7.x86_64 #1 SMP Wed Aug 10 16:21:17 UTC 2022 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian CPU(s): 2 On-line CPU(s) list: 0,1 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 2 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2800.000 BogoMIPS: 5600.00 Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 32K L1i cache: 32K L2 cache: 512K L3 cache: 16384K NUMA node0 CPU(s): 0,1 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm art rep_good nopl extd_apicid eagerfpu pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core retpoline_amd ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 clzero xsaveerptr arat npt lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif umip intel_stibp arch_capabilities ---> nproc: 2 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 3.8G 0 3.8G 0% /dev tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 3.9G 17M 3.9G 1% /run tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda1 40G 9.0G 32G 23% / tmpfs 783M 0 783M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7821 734 2169 16 4918 6771 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: eth0: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:79:48:bd brd ff:ff:ff:ff:ff:ff inet 10.30.107.204/23 brd 10.30.107.255 scope global dynamic eth0 valid_lft 86199sec preferred_lft 86199sec inet6 fe80::f816:3eff:fe79:48bd/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:c4:36:5f:4f brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 3.10.0-1160.76.1.el7.x86_64 (centos-7-docker-6328cec0-773a-4982-80b5-86a17c664d6e.novalocal) 10/31/2026 _x86_64_ (2 CPU) 11:10:18 AM LINUX RESTART 11:11:01 AM tps rtps wtps bread/s bwrtn/s 11:12:01 AM 520.46 8.88 511.58 827.05 20299.28 11:13:01 AM 659.40 9.23 650.17 2607.43 49600.03 11:14:01 AM 413.62 1.80 411.82 170.92 50977.24 Average: 531.16 6.63 524.53 1201.84 40294.40 11:11:01 AM kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:12:01 AM 4852900 3156008 39.41 2620 2332260 962956 10.63 890120 1888184 226180 11:13:01 AM 3041328 4967580 62.03 2620 4074332 900244 9.94 1032756 3402604 555664 11:14:01 AM 2271576 5737332 71.64 2620 4763916 922532 10.19 1349256 3799248 7740 Average: 3388601 4620307 57.69 2620 3723503 928577 10.25 1090711 3030012 263195 11:11:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 11:12:01 AM eth0 359.02 271.11 4809.75 42.67 0.00 0.00 0.00 11:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:12:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:13:01 AM eth0 970.92 618.35 25783.11 52.70 0.00 0.00 0.00 11:13:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:13:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:14:01 AM eth0 496.07 328.96 13043.43 31.55 0.00 0.00 0.00 11:14:01 AM lo 0.53 0.53 0.11 0.11 0.00 0.00 0.00 11:14:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 608.70 406.16 14546.51 42.31 0.00 0.00 0.00 Average: lo 0.18 0.18 0.04 0.04 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 3.10.0-1160.76.1.el7.x86_64 (centos-7-docker-6328cec0-773a-4982-80b5-86a17c664d6e.novalocal) 10/31/2026 _x86_64_ (2 CPU) 11:10:18 AM LINUX RESTART 11:11:01 AM CPU %user %nice %system %iowait %steal %idle 11:12:01 AM all 39.69 0.00 5.27 3.55 0.03 51.45 11:12:01 AM 0 18.84 0.00 4.10 5.36 0.02 71.69 11:12:01 AM 1 60.94 0.00 6.46 1.72 0.05 30.84 11:13:01 AM all 39.10 0.00 12.65 2.11 0.03 46.11 11:13:01 AM 0 41.86 0.00 12.52 2.08 0.03 43.51 11:13:01 AM 1 36.38 0.00 12.80 2.16 0.02 48.64 11:14:01 AM all 40.67 0.00 6.78 2.04 0.03 50.48 11:14:01 AM 0 18.46 0.00 5.89 1.94 0.03 73.67 11:14:01 AM 1 63.20 0.00 7.68 2.14 0.03 26.95 Average: all 39.82 0.00 8.23 2.57 0.03 49.35 Average: 0 26.29 0.00 7.47 3.13 0.03 63.08 Average: 1 53.45 0.00 8.99 2.01 0.03 35.52